Electric power distribution system

1. An electric power distributor comprising; a distributor housing; conversion parts which convert direct current or alternating current from outside of the distributor housing to low-voltage alternating current; a transformer which transforms the low-voltage alternating current from the conversion parts to high-voltage alternating current which is at a higher-voltage than the low-voltage alternating current; and a power transmission part which transmits the high-voltage alternating current from the transformer to the outward distributor housing, wherein the distributor housing comprises the two conversion parts and the power transmission part inside thereof, the transformer is attached to the distributor housing from outside, the electric power distributor comprises a low-voltage cable which causes the low-voltage alternating current to flow from each of the conversion parts to the transformer, and a high-voltage cable which causes the high-voltage alternating current to flow from the one transformer to the power transmission part, the transformer and the power transmission part are placed along a predetermined direction in this order, and the two conversion parts are placed along a direction approximately orthogonal to the predetermined direction at an opposite side to the transformer with regards to the power transmission part.

2. The electric power distributor as claimed in claim 1 , wherein the electric power distributor comprises two sets of low-voltage bundles which are formed of the plural low-voltage cables gathered, and comprises one set of high-voltage bundle which is formed of the plural high-voltage cables gathered, and the two sets of the low-voltage bundles and the one set of the high-voltage bundles are arranged in parallel at one position across inside and outside of the distributor housing.

3. The electric power distributor as claimed in claim 1 , wherein each of the conversion parts and the power transmission part are placed within a distance of each other, and the conversion parts are mutually placed within a distance of each other.

4. An electric power distributor comprising; a distributor housing; a conversion part which converts direct current or alternating current from outside of the distributor housing to low-voltage alternating current; a transformer which transforms the low-voltage alternating current from the conversion part to high-voltage alternating current which is at a higher-voltage than the low-voltage alternating current; a power transmission part which transmits the high-voltage alternating current from the transformer to the outward distributor housing; and an assisting apparatus which assists the transmission of the power transmission part, the conversion of the conversion part and the transformation of the transformer, wherein the distributor housing comprises the conversion part, the power transmission part and the assisting apparatus inside thereof, the transformer is attached to the distributor housing from outside, the electric power distributor comprises a low-voltage cable which causes the low-voltage alternating current to flow from the conversion part to the transformer, and a high-voltage cable which causes the high-voltage alternating current to flow from the transformer to the power transmission part, the transformer and the power transmission part are placed along a predetermined direction in this order, and the conversion part and the assisting apparatus are placed away from the transformer with the power transmission part as a center.

5. An electric power distributor comprising; a distributor housing; a conversion part which converts direct current or alternating current from outside of the distributor housing to low-voltage alternating current; a transformer which transforms the low-voltage alternating current from the conversion part to high-voltage alternating current which is at a higher-voltage than the low-voltage alternating current; and a power transmission part which transmits the high-voltage alternating current from the transformer to the outward distributor housing, wherein the distributor housing comprises the conversion part and the power transmission part inside thereof, the transformer is attached to the distributor housing from outside, a low-voltage cable which causes the low-voltage alternating current to flow from the conversion part to the transformer is longer than a high-voltage cable which causes the high-voltage alternating current to flow from the transformer to the power transmission part, and the high-voltage cable and the low-voltage cable are arranged near a distributor housing's face member at an opposite side to a distributor housing's inside space in which a user of said electric power distributor can move in the distributor housing, with regards to inside of the distributor housing.

6. An electric power distributor comprising; a distributor housing; a conversion part which converts direct current or alternating current from outside of the distributor housing to low-voltage alternating current; a transformer which transforms the low-voltage alternating current from the conversion part to high-voltage alternating current which is at a higher-voltage than the low-voltage alternating current; a power transmission part which transmits the high-voltage alternating current from the transformer to the outward distributor housing; and an assisting apparatus which assists the transmission of the power transmission part, the conversion of the conversion part and the transformation of the transformer, wherein the distributor housing comprises the conversion part, the power transmission part and the assisting apparatus inside thereof, the transformer is attached to the distributor housing from outside, the electric power distributor comprises a low-voltage cable which causes the low-voltage alternating current to flow from the conversion part to the transformer, and a high-voltage cable which causes the high-voltage alternating current to flow from the transformer to the power transmission part, the transformer and the power transmission part are placed along a predetermined direction in this order, and the conversion part is placed away from the transformer with the power transmission part as a center.

7. The electric power distributor as claimed in claim 2 , wherein each of the conversion parts and the power transmission part are placed within a distance of each other, and the conversion parts are mutually placed within a distance of each other.

8. An electric power distributor comprising; a distributor housing; a conversion part which converts direct current or alternating current from a solar battery outside of the distributor housing to low-voltage alternating current; a transformer which transforms the low-voltage alternating current from the conversion part to high-voltage alternating current which is at a higher-voltage than the low-voltage alternating current; a power transmission part which transmits the high-voltage alternating current from the transformer to the outward distributor housing; and an assisting apparatus which assists the transmission of the power transmission part and the transformation of the transformer, wherein the distributor housing comprises the conversion part, the power transmission part and the assisting apparatus inside thereof, the transformer is attached to the distributor housing from outside, the electric power distributor comprises a low-voltage cable which causes the low-voltage alternating current to flow from the conversion part to the transformer, and a high-voltage cable which causes the high-voltage alternating current to flow from the transformer to the power transmission part, the transformer and the power transmission part are placed along a predetermined direction in this order, and the assisting apparatus is placed away from the transformer with the power transmission part as a center.